The Download: year in review, and the big problem with ChatGPT

As 2022 starts to draw to a close, we thought it was high time to take a look back over the most popular stories we've published in the past 12 months. From a biotech scoop to a thoughtful interrogation of whether digital replicas of our deceased loved ones can really help to ease the grieving process, our readers have enjoyed the full gamut of our technology coverage. If you missed them the first time round, here's our top five most-read stories of the year. We hope you keep reading into the new year, and beyond. The pig heart transplanted into an American patient earlier this year in a landmark operation carried a porcine virus that may have derailed the experiment and contributed to his death two months later.